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Publications

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Momentum-independent magnetic excitation continuum in the honeycomb iridate H3LiIr2O6

We study the excitations of the most promising candidate material to observe Kitaev Quantum Spin Liquid physics, and we elucidate how local disorder affects spin interactions.

Under review

Carrier density crossover and quasiparticle mass enhancement in a doped 5d Mott insulator by Y.T. Hsu, A. Rydh, M. Berben, C. Duffy, A. de la Torre, R.S. Perry, N.E. Hussey. arxiv:2312.0051(2023)

Nanoscale electronic inhomogeneities in 1T-TaS2 by B. Campbell, J.V. Riffle, A. de la Torre, Q. Wang, K. W. Plumb and S.M. Hollen. arxiv:2310.19751 (2023)

Dimensionality dependent electronic structure in exfoliated van der Waals antiferromagnet NiPS3 by M. F. di Scala, D. Staros, A. de la Torre, A. Lopez, D. Wong, C. Schulz, M. Bartkowiak, B. Rubenstein, and K. W. Plumb. arxiv:2302.07910 (2023)

2023

33. Momentum independent magnetic excitation continuum in the honeycomb iridate H3LiIr2O6 by A. de la Torre, B. Zager, F. Bahrami, M. H. Upton, G. Fabbris, D. Haskel, D. Casa, Jungho Kim, F. Tafti, and K. W. Plumb.  Nat. Commun 14, 5018 (2023). Link to paper

      On the news:

2022

32. Electronic ground state of two non-magnetic pentavalent honeycomb iridates by A. de la Torre, B. Zager, J. R. Chamorro, M. H. Upton, G. Fabbris, D. Haskel, D. M. Casa, T. M. McQueen, and K. W. Plumb. Phys. Rev. Materials 6, 084406 (2022). Link to paper

31. Decoupling of static and dynamic antiferromagnetic critical behavior in an optically pumped Mott insulator by A. de la Torre, K. L. Seyler, M. Buchhold, Y. Baum, G. Zhang, N. J. Laurita, J. W. Harter, L. Zhao, I. Phinney, X. Chen, S. D. Wilson, G. Cao, R. Averitt, G. Rafael, and D. Hsieh. Communications Physics 5, 35 (2022). Link to paper

2021

30. Magnetic order, disorder, and excitations under pressure in the Mott insulator Sr2IrO4 by X. Li, S. E. Cooper, A. Krishnadas, A. de la Torre, R. S. Perry, F. Baumberger, D. M. Silevitch, D. Hsieh, T. F. Rosenbaum, and Y. Feng. Phys. Rev. B 104, L201111 (2021). Link to paper

29. Enhanced hybridization in the electronic groundstate in the intercalated honeycomb iridate Ag3LiIr2O6 by A. de la Torre, B. Zager, F. Bahrami, M. DiScala, J. R. Chamorro, M. H. Upton, G. Fabbris, D. Haskel, D. Casa, T. M. McQueen, F. Tafti, and K. W. Plumb. Phys Rev B 109, L100416 (2021). Link to paper

28. Colloquium: Nonthermal pathways to ultrafast control in quantum materials by A. de la Torre, D. Kennes, M. Claassen, S. Gerber, J. McIver, and M. Sentef. Rev. Mod. Phys. 93, 041002 (2021). Link to paper

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27. Implications of second harmonic generation for hidden order in S2CuO2Cl2 by A. de la Torre, S. Di Matteo, D. Hsieh, and M. R. Norman. Phys. Rev. B 104, 035138 (2021). Link to Paper

26. Mirror symmetry breaking in a model insulating cuprate by A. de la Torre, K. L. Seyler, L. Zhao, S. Di Matteo, M. Scheurer, B. Yu, M. Greven, S. Sachdev, M. R. Norman, and D. Hsieh. Nat. Phys. 17, 777 (2021)​. Link to paper

2020

25. Spin-orbit-enhanced magnetic surface second harmonic generation in Sr2IrO4 by K. L. Seyler, A. de la Torre, Z. Porter, E. Zoghlin, R. Polski, M. Nguyen, S. Nadj-Perge, S. D. Wilson, and D. Hsieh. Phys. Rev. B 102, 201113(R) (2020). Link to paper

24. Evidence for an extended critical fluctuation region above the polar ordering transition in LiOsO3 by J. Y. Shan, A. de la Torre, N. J. Laurita, L. Zhao, C. D. Dashwood, D. Puggioni, K. Yamaura, Y. Shi, J. M. Rondinelli, and D. Hsieh. Phys. Rev. Research 2, 033174 (2020). Link to paper

2019

23. Momentum-resolved lattice dynamics of parent and electron-doped Sr2IrO4 by C. D. Dashwood, H. Miao, J. G. Vale, D. Ishikawa, D. A. Prishchenko, V. V. Mazurenko, V. G. Mazurenko, R. S. Perry, G. Cao, A. de la Torre, F. Baumberger, A. Q. R. Baron, D. F. McMorrow, and M. P. M Dean. Phys. Rev. B 100, 085131 (2019). Link to paper

22. High-resolution photoemission on Sr2RuO4 reveals correlation-enhanced effective spin-orbit coupling and dominantly local self-energies by A. Tamai, M. Zingl, E. Rozbicki, E. Cappelli, S. Ricco, A. de la Torre, S. McKeown Walker, F. Y. Bruno, P.D.C. King, W. Meevasana, M. Shi, M. Radovic, N.C. Plumb, A.S. Gibbs, A.P. Mackenzie, C. Berthod, H. Strand, M. Kim, A. Georges, and F. Baumberger. Phys. Rev. X 9 021048 (2019). Link to paper

21. Band Structure and Spin-Orbital Texture of the (111)-KTaO3 Two-Dimensional Electron Gas by F. Y. Bruno, S. McKeown Walker, S. Ricco, A. de la Torre, Z. Wang, A. Tamai, T. K. Kim, M. Hoesch, M. S. Bahramy, and F. Baumberger. Advanced Electronic Materials, 1800860 (2019). Link to paper

2018

20. Mott transition and collective charge pinning in electron-doped Sr2IrO4 by K. Wang, N. Bachar, J. Teyssier, W. Luo, C. W. Rischau, G. Scheerer, A. de la Torre, R. S. Perry, F. Baumberger, and D. van der Marel. Phys. Rev. B 98, 045107 (2018)Link to paper

19. Second harmonic generation spectroscopy of hidden phases by L. Zhao, D. H. Torchinsky, J. W. Harter, A. de la Torre, and D. Hsieh. Encyclopedia of Modern Optics (2nd edition) 2, 207 (2018). Link to paper

 

18. Floquet engineering in quantum chains by D. M. Kennes, A. de la Torre, A. Ron, D. Hsieh, and A. J. Millis. Phys. Rev. Lett. 120, 127601 (2018)Link to paper

 

17. Evidence of an improper displacive phase transition in Cd2Re2O7 via time-resolved coherent phonon spectroscopy by J. W. Harter, D. M. Kennes, H. Chu, A. de la Torre, Z. Y. Zhao, J.-Q. Yan, D. G. Mandrus, A. J. Millis, and D. Hsieh. Phys. Rev. Lett. 120, 047601 (2018). Link to paper 

Before 2018

16. Anisotropic exchange and spin-wave damping in pure and electron-doped Sr2IrO4 by D. Pincini, J. G. Vale, C. Donnerer, A. de la Torre, E. C. Hunter, R. Perry, M. Moretti Sala, F. Baumberger, and D. F. McMorrow. Phys. Rev. B 96, 075162 (2017). Link to paper

 

15. Poor electronic screening in lightly doped Mott insulators observed with scanning tunneling microscopy by I. Battisti, V. Fedoseev, K. M. Bastiaans, A. de la Torre, R. S. Perry, F. Baumberger, and M. P. Allan. Phys. Rev. B 95, 235141 (2017). Link to paper

 

14. A charge density wave-like instability in a doped spin-orbit-assisted weak Mott insulator by H. Chu, L. Zhao, A. de la Torre, T. Hogan, S.D. Wilson, and D. Hsieh. Nature Materials. 16, 200 (2017). Link to paper

 

13. Universality of pseudogap and emergent order in lightly doped Mott insulators by I. Battisti, K. M. Bastiaans, V. Fedoseev, A. de la Torre, N. Iliopoulos, A. Tamai, E. C. Hunter, R. S. Perry, J. Zaanen, F. Baumberger, and M. P. Allan. Nature Physics 13, 21 (2017)Link to paper

12. Electronic structure of buried LaNiO3 layers in (111)-oriented LaNiO3/LaMnO3 superlattices probed by soft x-ray ARPES by F. Y. Bruno, M. Gibert, S. McKeown Walker, O. E. Peil, A. de la Torre, S. Ricco, Z. Wang, S. Catalano, A. Tamai, F. Bisti, V. N. Strocov, J.-M. Triscone, and F. Baumberger. APL Materials 5, 016101 (2017). Link to paper

 

11. Observation of large topologically trivial Fermi arcs in the candidate type-II Weyl semimetal WTe2 by F. Y. Bruno, A. Tamai, Q. S. Wu, I. Cucchi, C. Barreteau, A. de la Torre, S. McKeown Walker, S. Ricco, Z. Wang, T. K. Kim, M. Hoesch, M. Shi, N. C. Plumb, E. Giannini, A. A. Soluyanov, and F. Baumberger. Phys. Rev. B 94, 121112(R) (2016). Link to paper

 

10. Tailoring the nature and strength of electron-phonon interactions in the SrTiO3 (001) two-dimensional electron liquid by Z. Wang, S. McKeown Walker, A. Tamai, Y. Wang, Z. Ristic, F. Y. Bruno, A. de la Torre, S. Ricco, N. C. Plumb, M. Shi, P. Hlawenka, J. Sanchez-Barriga, A. Varykhalov, T. K. Kim, M. Hoesch, P. D. C. King, W. Meevasana, U. Diebold, J. Mesot, B. Moritz, T. P. Devereaux, M. Radovic, and F. Baumberger. Nature Materials 15, 835-839 (2016). Link to paper

 

9. Absence of giant spin splitting in the two-dimensional electron liquid at the surface of SrTiO3 (001) by S. McKeown Walker, S. Riccò, F. Y. Bruno, A. de la Torre, A. Tamai, E Golias, A. Varykhalov, D. Marchenko, M. Hoesch, M. S. Bahramy, P. D. C. King, J. Sánchez-Barriga, and F. Baumberger. Phys. Rev. B 93, 245143 (2016). Link to paper

 

8. Collapse of the Mott gap and emergence of a nodal liquid in lightly doped Sr2IrO4 by A. de la Torre, S. McKeown Walker, F. Y. Bruno, S. Ricco, Z. Wang, I. Gutierrez Lezama, G. Scheerer, G. Giriat, D. Jaccard, C. Berthod, E. C. Hunter, T. Kim, M. Hoesch, R. Perry, A. Tamai, F. Baumberger. Phys. Rev. Let 115, 176402 (2015). Link to paper

 

7. Carrier Density Control of the SrTiO3 (001) surface 2DEG studied by ARPES by S. McKeown Walker, F. Y. Bruno, Z. Wang, A. de la Torre, S. Ricco, A. Tamai, T. K. Kim, M. Hoesch, M. Shi, M. S. Bahramy, P. D. C. King, and F. Baumberger. Advanced Materials, 27, 3894-3899 (2015).Link to paper

 

6. Coherent quasiparticles with a small fermi surface in lightly doped Sr3Ir2O7 by A. de la Torre, E. C. Hunter, A. Subedi, S. McKeown Walker, A. Tamai, T. Kim, M. Hoesch, R. Perry, A. Georges, F. Baumberger. Phys. Rev. Lett. 113, 256402 (2014). Link to paper

5. Control of a two-dimensional electron gas on SrTiO3 (111) by atomic oxygen by S. McKeown Walker, A. de la Torre, F. Y. Bruno, A. Tamai, T. K. Kim, M. Hoesch, M. Shi, M. S. Bahramy, P. D. C. King, F. Baumberger. Phys. Rev. Lett. 113, 177601 (2014). Link to paper

 

4. Quasiparticle dynamics and spin-orbital texture of the SrTiO3 two-dimensional electron gas by P. D. C. King, S. McKeown Walker, A. Tamai, A. de la Torre, T. Eknapakul, P. Buaphet, S.- K. Mo, W. Meevasana, M. S. Bahramy, F. Baumberger. Nat. Comm. 5, 3414 (2014). Link to paper

 

3. Spin-orbit splitting of the Shockley surface state on Cu (111) by A. Tamai, W. Meevasana, P. D. C. King, C. W. Nicholson, A. de la Torre, E. Rozbicki, F. Baumberger. Phys. Rev. B 87, 075113 (2013). Link to paper

 

2. Emergent quantum confinement at topological insulator surfaces by M. S. Bahramy, P. D.C King, A. de la Torre, J. Chang, M. Shi, L. Patthey, G. Balakrishnan, Ph. Hofmann, R. Arita, N. Nagaosa, F. Baumberger. Nat. Comms, 3, 1159 (2012). Link to paper

 

1. Controlling Bulk Conductivity in Topological Insulators: Key Role of Anti-Site Defects by D.O. Scanlon, P. D. C. King, R. P. Singh, A. de la Torre, S. McKeown Walker, G. Balakrishnan, F. Baumberger, and C. R. A. Catlow. Adv. Mat. 24, 2154 (2012). Link to paper

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